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State guide

Medical specialists in Illinois

Medical specialists across 8 Illinois cities, 1,810 registered offices in all, from the federal NPI Registry.

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Illinois at a glance

residents (2023 estimate)
12,549,689
cities covered here
8
registered offices in those cities
1,810
per 100,000 residents in those cities
49.9

Who regulates care in Illinois

  • Physician licenses: Illinois Department of Financial and Professional Regulation (IDFPR)
  • Work injuries: Illinois Workers' Compensation Commission
  • Medicaid program: Illinois Medicaid (HFS)

Seeing a specialist in Chicago

  • Check the license with the Illinois Department of Financial and Professional Regulation (IDFPR). Look up any physician on DocInfo.org.
  • HMO plans usually need a referral from your primary care doctor before a specialist visit; PPO plans usually do not.
  • Ask about the wait for a new-patient appointment and whether a cancellation list exists.
  • Send records and test results ahead of the visit so it is not spent repeating them.

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